> The grief saving answer is no. The true answer is "maybe if the conditions > are right." Conditions being that the bit rate is slow enough and there > isn't drastic changes in temperature. The absolute bit speed has nothing to do with it. The relative speed error is what matters. You'd like to be within 3%, whether that's 300 baud +-9, or 115.2Kbaud +- 3500. ******************************************************************** Olin Lathrop, embedded systems consultant in Littleton Massachusetts (978) 742-9014, olin@embedinc.com, http://www.embedinc.com -- http://www.piclist.com hint: PICList Posts must start with ONE topic: [PIC]:,[SX]:,[AVR]: ->uP ONLY! [EE]:,[OT]: ->Other [BUY]:,[AD]: ->Ads